| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 10 |
| Registration plate lamp issues | 5 |
| Front Brake excessively binding (1.2.1 (f)) | 4 |
| Registration plate issues | 4 |
| Rear Position lamp not working (4.2.1 (a)) | 4 |
| Rear reflector missing (4.8.2 (a) (ii)) | 3 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 3 |
| Stop lamp remains on when the brakes are released | 2 |
| Horn not working |7.7 |a| |ii|| | 2 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Engine mounting/bracket excessively loose (6.1.8 (a) (ii)) | 2 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Engine mounting/bracket damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 2 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Nearside Rear Lower Suspension component pin or bush excessively worn |5.3.4 |a| |i|| | 2 |
| Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 2 |
| Offside Rear Lower Suspension component pin or bush excessively worn |5.3.4 |a| |i|| | 2 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Front Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front Brake excessively binding (1.2.1 (f)) | 1 |
| Rear Suspension arm insecure and control of the motorcycle impaired (5.3.3 (a) (ii)) | 1 |
| Engine mounting/bracket damaged or deteriorated resulting in excessive movement |6.1.8 |a| |i|| | 1 |
| Throttle operating incorrectly |6.2.7 |a| |i|| | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| All direction indicators adversely affected by the operation of another lamp (4.4.3 (b)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Brake lever is bent and the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Nearside Rear Direction indicator likely to become detached (4.4.1 (c) (ii)) | 1 |
| Front Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 1 |
| Nearside Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Nearside Rear Position lamp not working (4.2.1 (a)) | 1 |
| Rear Suspension arm attachment bracket/mounting insecure Mounting bushes excess play (5.3.3 (a) (i)) | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Central Lower Engine mounting/bracket bracket excessively loose excessive play in lower engine mounting (6.1.8 (a) (ii)) | 1 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Riders seat insecure latch inop (6.2.5 (a) (ii)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Suspension component pin or bush excessively worn Swinging arm engine mountings (5.3.4 (a) (i)) | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Central Rear Upper Position lamp not working (4.2.1 (a)) | 1 |
| Central Rear Stop lamp not working rear brake switch sticking (4.3.1 (a) (ii)) | 1 |
| Offside Front Upper Throttle operating incorrectly sticking (6.2.7 (a) (i)) | 1 |
| Central Front Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Front Headlamp not working on main beam re seated bulb connector. (4.1.1 (a) (ii)) | 1 |
| Shock absorber has a serious fluid leak front fork seals leaking excessively (5.3.2 (b)) | 1 |
| Front Brake excessively binding |1.2.1 |f|| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Engine mounting/bracket damaged or deteriorated resulting in excessive movement This is the engine/swingarm mounting bracket bushes excessivly worn (6.1.8 (a) (i)) | 1 |
| Central Motorcycle structure joining/attachment plate or fastening insecure Centre stand insicure likely to become detached and foul rear wheel (6.1.1 (b) (i)) | 1 |
| Engine mounting/bracket damaged or deteriorated resulting in excessive movement excessive play (6.1.8 (a) (i)) | 1 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |